Kubernetes DNS的配置

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[iyunv@k8s-master skydns]# kubectl get pods --namespace=kube-system　　
NAME                 READY     STATUS    RESTARTS   AGE
　　
kube
-dns-v11-x0vr3   4/4       Running   20         1d　　
[iyunv@k8s
-master skydns]# kubectl logs kube-dns-v11-x0vr3 -n kube-system　　
Error
from server (BadRequest): a container name must be specified for pod kube-dns-v11-x0vr3, choose one of: [etcd kube2sky skydns healthz]　　
[iyunv@k8s
-master skydns]# kubectl logs kube-dns-v11-x0vr3 -n kube-system -c etcd　　

2017-05-24 00:06:03.899264 I | etcdmain: etcd Version: 2.2.1　　
2017-05-24 00:06:03.899305 I | etcdmain: Git SHA: 75f8282
　　
2017-05-24 00:06:03.899310 I | etcdmain: Go Version: go1.5.1
　　
2017-05-24 00:06:03.899314 I | etcdmain: Go OS/Arch: linux/amd64
　　
2017-05-24 00:06:03.899319 I | etcdmain: setting maximum number of CPUs to 1, total number of available CPUs is 1
　　
2017-05-24 00:06:03.900546 I | etcdmain: listening for peers on http://localhost:2380
　　
2017-05-24 00:06:03.900607 I | etcdmain: listening for peers on http://localhost:7001
　　
2017-05-24 00:06:03.900626 I | etcdmain: listening for client requests on http://127.0.0.1:2379
　　
2017-05-24 00:06:03.900640 I | etcdmain: listening for client requests on http://127.0.0.1:4001
　　
2017-05-24 00:06:03.950602 I | etcdserver: name = default
　　
2017-05-24 00:06:03.950621 I | etcdserver: data dir = /var/etcd/data
　　
2017-05-24 00:06:03.950627 I | etcdserver: member dir = /var/etcd/data/member
　　
2017-05-24 00:06:03.950630 I | etcdserver: heartbeat = 100ms
　　
2017-05-24 00:06:03.950633 I | etcdserver: election = 1000ms
　　
2017-05-24 00:06:03.950637 I | etcdserver: snapshot count = 10000
　　
2017-05-24 00:06:03.950649 I | etcdserver: advertise client URLs = http://127.0.0.1:2379,http://127.0.0.1:4001
　　
2017-05-24 00:06:03.950655 I | etcdserver: initial advertise peer URLs = http://localhost:2380,http://localhost:7001
　　
2017-05-24 00:06:03.950665 I | etcdserver: initial cluster = default=http://localhost:2380,default=http://localhost:7001
　　
2017-05-24 00:06:03.984118 I | etcdserver: starting member 6a5871dbdd12c17c in cluster f68652439e3f8f2a
　　
2017-05-24 00:06:03.984177 I | raft: 6a5871dbdd12c17c became follower at term 0
　　
2017-05-24 00:06:03.984194 I | raft: newRaft 6a5871dbdd12c17c [peers: [], term: 0, commit: 0, applied: 0, lastindex: 0, lastterm: 0]
　　
2017-05-24 00:06:03.984198 I | raft: 6a5871dbdd12c17c became follower at term 1
　　
2017-05-24 00:06:03.984315 I | etcdserver: starting server... [version: 2.2.1, cluster version: to_be_decided]
　　
2017-05-24 00:06:03.997533 N | etcdserver: added local member 6a5871dbdd12c17c [http://localhost:2380 http://localhost:7001] to cluster f68652439e3f8f2a
　　
2017-05-24 00:06:04.785143 I | raft: 6a5871dbdd12c17c is starting a new election at term 1
　　
2017-05-24 00:06:04.785217 I | raft: 6a5871dbdd12c17c became candidate at term 2
　　
2017-05-24 00:06:04.785224 I | raft: 6a5871dbdd12c17c received vote from 6a5871dbdd12c17c at term 2
　　
2017-05-24 00:06:04.785245 I | raft: 6a5871dbdd12c17c became leader at term 2
　　
2017-05-24 00:06:04.785253 I | raft: raft.node: 6a5871dbdd12c17c elected leader 6a5871dbdd12c17c at term 2
　　
2017-05-24 00:06:04.785631 I | etcdserver: setting up the initial cluster version to 2.2
　　
2017-05-24 00:06:04.785697 I | etcdserver: published {Name:default ClientURLs:[http://127.0.0.1:2379 http://127.0.0.1:4001]} to cluster f68652439e3f8f2a
　　
2017-05-24 00:06:04.839450 N | etcdserver: set the initial cluster version to 2.2
　　
[iyunv@k8s-master skydns]#